New research shows that the brain’s slow oscillations and sleep spindles — key rhythms that consolidate memories during sleep ...

A new study finds that leaking electrons from brain mitochondria may act as a biological switch to trigger sleep under stress ...

A new study shows how math helps explain why babies nap erratically, teens stay up late, and older adults wake earlier.

Certain patterns of brain activity during awakening correlate with a lower likelihood of the bleary-eyed state called ‘sleep ...

A new study reveals that waking up tired might be less about sleep duration and more about how the brain reactivates.

And now, a study published in Communications Biology has found that caffeine, found in tea and coffee, could lead to some ...

On World Brain Day, doctors explain how disrupted sleep affects children’s development and why bedtime should be ...

Sleep starts when brain cells sense energy overload and release stress signals to protect themselves from harm.

Sleep and brain experts respond to new findings on the association between REM sleep and Alzheimer's disease, recommending ...

Think it's just stress? These 8 warning signs—like sleep issues, memory loss, and speech troubles—could point to poor brain ...

A new study suggests that certain brain activity patterns may be linked to feeling less groggy in the morning.

Poor sleep has significant short and long-term effects on how your brain functions. Here's how to know when your brain is asking for more sleep. Taylor Leamey Senior Writer Taylor Leamey writes ...